CN111635712A - Soft-bottom square carpet and preparation method thereof - Google Patents
Soft-bottom square carpet and preparation method thereof Download PDFInfo
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- CN111635712A CN111635712A CN202010562384.1A CN202010562384A CN111635712A CN 111635712 A CN111635712 A CN 111635712A CN 202010562384 A CN202010562384 A CN 202010562384A CN 111635712 A CN111635712 A CN 111635712A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G27/00—Floor fabrics; Fastenings therefor
- A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/04—Homopolymers or copolymers of ethene
- C09J123/06—Polyethene
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/10—Homopolymers or copolymers of propene
- C09J123/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/314—Applications of adhesives in processes or use of adhesives in the form of films or foils for carpets
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2400/00—Presence of inorganic and organic materials
- C09J2400/20—Presence of organic materials
- C09J2400/26—Presence of textile or fabric
- C09J2400/263—Presence of textile or fabric in the substrate
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Laminated Bodies (AREA)
- Carpets (AREA)
Abstract
The invention discloses a soft-bottom square carpet and a preparation method thereof, wherein the carpet is sequentially laminated from top to bottom into a carpet surface, a composite layer, a non-woven fabric layer and a bottom layer; the composite layer comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 30-50 parts of epoxy resin, 90-110 parts of solvent, 10-30 parts of nano calcium carbonate, 5-20 parts of curing agent, 5-15 parts of inorganic dye, 0.5-1 part of anti-aging agent, 0.2-0.8 part of cross-linking agent, 10-50 parts of polypropylene, 10-50 parts of polyethylene, 0.2-0.5 part of thickening agent and 2-4 parts of foaming agent. The soft bottom square carpet disclosed by the invention is environment-friendly, recyclable, good in elasticity, good in foot feeling experience, simple in production process and low in cost.
Description
Technical Field
The invention relates to the technical field of carpet production, in particular to a soft-bottom square carpet and a preparation method thereof.
Background
Carpet is a traditional handicraft noted in china, and chinese carpet has been known as hand carpet for over two thousand years. The carpet is widely applied to houses, office buildings, offices, restaurants and other places, has the effects of reducing noise, insulating heat, preventing skidding and decorating, and the fluff on the surface of the carpet can capture and adsorb dust particles floating in the air, thereby effectively improving the indoor air quality. The carpet can be divided into whole width package carpet and block carpet according to different styles, the block carpet can be flexibly carried and laid, and the carpet at the seriously worn part can be replaced at any time. The backing of the existing carpet tiles is mainly based on PVC, asphalt and PU materials, and although the carpet made of the materials has low manufacturing cost, the carpet tiles have the following defects:
1. the environment is not protected, and the environment is easily polluted;
2. the recycled carpet can not be used for production, and resources are wasted;
3. poor elasticity and poor comfort for the feet.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a soft-bottom square carpet and a preparation method thereof, wherein TPO material is used as a composite layer, the problems that the existing square carpet is not environment-friendly and can not be recycled are effectively solved, and a glass fiber cloth layer and a non-woven cloth layer are added, so that the prepared carpet is fireproof and elastic, and the foot feeling comfort level is excellent.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
a soft bottom square carpet is sequentially laminated from top to bottom to form a carpet surface, a composite layer, a non-woven fabric layer and a bottom layer; the composite layer comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 30-50 parts of epoxy resin, 90-110 parts of solvent, 10-30 parts of nano calcium carbonate, 5-20 parts of curing agent, 5-15 parts of inorganic dye, 0.5-1 part of anti-aging agent, 0.2-0.8 part of cross-linking agent, 10-50 parts of polypropylene, 10-50 parts of polyethylene, 0.2-0.5 part of thickening agent and 2-4 parts of foaming agent.
As a preferred technical scheme of the invention, the TPO glue layer is prepared from the following raw materials in parts by weight: 35-45 parts of epoxy resin, 95-100 parts of solvent, 15-20 parts of nano calcium carbonate, 10-15 parts of curing agent, 8-12 parts of inorganic dye, 0.6-0.8 part of anti-aging agent, 0.4-0.6 part of cross-linking agent, 20-40 parts of polypropylene, 20-40 parts of polyethylene, 0.3-0.4 part of thickening agent and 2.5-3 parts of foaming agent.
As a preferable technical scheme of the invention, the solvent is at least one of vinyl acetate, sodium polyacrylate and butyl acetate.
In a preferred embodiment of the present invention, the foaming agent is ADC-135 foaming agent.
In a preferred embodiment of the present invention, the crosslinking agent is AH-300 crosslinking agent.
As a preferred technical scheme of the present invention, the method for preparing the soft bottom carpet tile comprises the following specific steps:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into a solvent, and stirring at the rotating speed of 1500-2000 r/min for 20-30 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and stirring at the rotating speed of 2000-3000 r/min for 10-20 min;
s3: coating the foamed TPO glue layer on the back surface of the carpet surface, and then heating and curing at the temperature of 120-130 ℃ for 15-30 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 300-350 ℃;
s5: coating the foamed TPO glue layer on the surface of the glass fiber cloth layer subjected to the ironing and shaping, and heating and curing at the temperature of 120-130 ℃ for 15-30 min;
s6: the non-woven fabric layer and the TPO adhesive layer are subjected to hot melting, ironing and shaping at the temperature of 150-170 ℃;
s7: and coating the foamed TPO glue layer on the surface of the hot-polished and shaped non-woven fabric layer to be used as a bottom layer, and rolling at the temperature of 160-180 ℃ to obtain the carpet block.
As a preferred aspect of the present invention, the carpet face is tufted by a tufting machine.
(III) advantageous effects
Compared with the prior art, the invention provides a soft bottom square carpet and a preparation method thereof, and the soft bottom square carpet has the following advantages and beneficial effects:
the TPO material is used as a composite layer, namely the TPO, namely the thermoplastic polyolefin elastomer, and compared with a PVC material, the TPO material is a high-performance polyolefin product and has the advantages of low density, large bending, high impact resistance, easiness in processing, reusability and the like; the VOC content of the TPO material is far lower than that of materials such as PVC, asphalt and the like, the environment is not easily polluted, and the carpet prepared by the method can be re-granulated for reproduction after being recovered, so that the resource is saved, and the requirement of circular economy is met.
According to the invention, the glass fiber cloth layer with good heat resistance is added into the composite layer, so that the prepared carpet has an excellent heat insulation and fireproof shielding effect, and the nonwoven cloth layer is added between the two TPO glue layers, so that the elasticity of the carpet can be increased, and the prepared carpet is softer and has better foot feeling comfort level.
The soft bottom carpet of the invention is added with epoxy resin with proper proportion, and the epoxy resin is matched with other components, thereby playing a good synergistic effect and ensuring the bonding strength and chemical resistance of a TPO glue layer.
The soft bottom carpet of the invention is added with nano calcium carbonate with proper proportion, which can reduce the shrinkage rate of resin, improve flow deformation, control viscosity, and improve the stability and heat resistance of the product by matching with other components.
The preparation method has the advantages of simple process, simple and convenient operation and low cost.
Drawings
FIG. 1 is a schematic view of a soft bottom carpet tile according to the present invention.
In the figure: 1. a blanket surface; 2. compounding layers; 3. a non-woven fabric layer; 4. a bottom layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
referring to fig. 1, the present invention provides the following technical solutions:
a soft bottom square carpet is sequentially laminated from top to bottom and comprises a carpet surface 1, a composite layer 2, a non-woven fabric layer 3 and a bottom layer 4; the composite layer 2 comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer 4 is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 30-50 parts of epoxy resin, 90-110 parts of solvent, 10-30 parts of nano calcium carbonate, 5-20 parts of curing agent, 5-15 parts of inorganic dye, 0.5-1 part of anti-aging agent, 0.2-0.8 part of cross-linking agent, 10-50 parts of polypropylene, 10-50 parts of polyethylene, 0.2-0.5 part of thickening agent and 2-4 parts of foaming agent.
In this embodiment, the method of making a soft-backed carpet tile includes the steps of:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into at least one solvent of vinyl acetate, sodium polyacrylate and butyl acetate, and stirring at the rotating speed of 1500-2000 r/min for 20-30 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and continuously stirring for 10-20 min at the rotating speed of 2000-3000 r/min;
s3: after stirring, coating the foamed TPO glue layer on the back surface of the carpet surface 1, and then heating and curing at the temperature of 120-130 ℃ for 15-30 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 300-350 ℃;
s5: coating the foamed TPO glue layer on the surface of the glass fiber cloth layer subjected to the ironing and shaping, and heating and curing at the temperature of 120-130 ℃ for 15-30 min;
s6: the non-woven fabric layer 3 and the TPO adhesive layer are subjected to hot melting, ironing and shaping at the temperature of 150-170 ℃;
s7: and coating the foamed TPO glue layer on the surface of the lustred and shaped non-woven fabric layer 3 to be used as a bottom layer 4, rolling at the temperature of 160-180 ℃, and then obtaining the carpet block.
The carpet face 1 is tufted by a tufting machine according to needs, the curing agent, the anti-aging agent, the crosslinking agent with the model of AH-300 and the foaming agent with the model of ADC-135 in the embodiment are used for improving the performance of a TPO rubber layer and strengthening the performance of a stable product.
Example 2:
a soft bottom square carpet is sequentially laminated from top to bottom and comprises a carpet surface 1, a composite layer 2, a non-woven fabric layer 3 and a bottom layer 4; the composite layer 2 comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer 4 is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 30 parts of epoxy resin, 90 parts of solvent, 10 parts of nano calcium carbonate, 5 parts of curing agent, 5 parts of inorganic dye, 0.5 part of anti-aging agent, 0.2 part of cross-linking agent, 10 parts of polypropylene, 10 parts of polyethylene, 0.2 part of thickening agent and 2 parts of foaming agent.
In this embodiment, the method of making a soft-backed carpet tile includes the steps of:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into vinyl acetate and sodium polyacrylate with the solvent mass ratio of 1:1, and stirring at the rotating speed of 1500-2000 r/min for 20 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and continuously stirring for 10min at the rotating speed of 2000-3000 r/min;
s3: after stirring, coating the foamed TPO glue layer on the back surface of the carpet surface 1, and then heating and curing at 120 ℃ for 15 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 300 ℃;
s5: coating the foamed TPO glue layer on the surface of the glass fiber cloth layer subjected to the ironing and shaping, and heating and curing for 15min at the temperature of 120 ℃;
s6: the non-woven fabric layer 3 and the TPO glue layer are subjected to hot melting, ironing and shaping at the temperature of 150 ℃;
s7: and coating a foamed TPO glue layer on the surface of the lustred and shaped non-woven fabric layer 3 to be used as a bottom layer 4, rolling at the temperature of 160 ℃, and then obtaining the carpet block.
Example 3:
soft bottom square carpet is from last to stacking gradually down and is established
Comprises a carpet surface 1, a composite layer 2, a non-woven fabric layer 3 and a bottom layer 4; the composite layer 2 comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer 4 is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 50 parts of epoxy resin, 110 parts of solvent, 30 parts of nano calcium carbonate, 20 parts of curing agent, 15 parts of inorganic dye, 1 part of anti-aging agent, 0.8 part of cross-linking agent, 50 parts of polypropylene, 50 parts of polyethylene, 0.5 part of thickening agent and 4 parts of foaming agent.
In this embodiment, the method of making a soft-backed carpet tile includes the steps of:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into vinyl acetate and butyl acetate with the solvent mass ratio of 1:1, and stirring at the rotating speed of 1500-2000 r/min for 30 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and continuously stirring for 20min at the rotating speed of 2000-3000 r/min;
s3: after stirring, coating the foamed TPO glue layer on the back surface of the carpet surface 1, and then heating and curing at the temperature of 130 ℃ for 30 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 350 ℃;
s5: coating the foamed TPO glue layer on the surface of the glass fiber cloth layer subjected to the ironing and shaping, and heating and curing at the temperature of 130 ℃ for 30 min;
s6: the non-woven fabric layer 3 and the TPO glue layer are subjected to hot melting, ironing and shaping at the temperature of 170 ℃;
s7: and coating a foamed TPO glue layer on the surface of the lustred and shaped non-woven fabric layer 3 to be used as a bottom layer 4, rolling at the temperature of 180 ℃, and then obtaining the carpet block.
Example 4:
a soft bottom square carpet is sequentially laminated from top to bottom and comprises a carpet surface 1, a composite layer 2, a non-woven fabric layer 3 and a bottom layer 4; the composite layer 2 comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer 4 is a TPO adhesive layer; the TPO glue layer is prepared from the following raw materials in parts by weight: 40 parts of epoxy resin, 100 parts of solvent, 20 parts of nano calcium carbonate, 15 parts of curing agent, 10 parts of inorganic dye, 0.8 part of anti-aging agent, 0.5 part of cross-linking agent, 25 parts of polypropylene, 25 parts of polyethylene, 0.3 part of thickening agent and 3 parts of foaming agent.
In this embodiment, the method of making a soft-backed carpet tile includes the steps of:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into vinyl acetate, sodium polyacrylate and butyl acetate with a solvent mass ratio of 1:1:1, and stirring at a rotating speed of 1500-2000 r/min for 25 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and continuously stirring for 15min at the rotating speed of 2000-3000 r/min;
s3: after stirring, coating the foamed TPO glue layer on the back surface of the carpet surface 1, and then heating and curing at 125 ℃ for 20 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 320 ℃;
s5: coating the foamed TPO glue layer on the surface of the glass fiber cloth layer subjected to the ironing and shaping, and heating and curing at the temperature of 125 ℃ for 20 min;
s6: the non-woven fabric layer 3 and the TPO glue layer are subjected to hot melting, ironing and shaping at the temperature of 160 ℃;
s7: and coating a foamed TPO (thermoplastic polyolefin) adhesive layer on the surface of the lustred and shaped non-woven fabric layer 3 to be used as a bottom layer 4, rolling at the temperature of 170 ℃, and then obtaining the carpet block.
Comparative example 1:
the difference from example 4 is that no nano calcium carbonate is present, and the rest is the same as example 4.
Comparative example 2:
the difference from example 4 is that no antioxidant is present, and the other steps are the same as example 4.
Comparative example 3:
the difference from example 4 is that polypropylene and polyethylene are replaced by polyethylene terephthalate, which is otherwise the same as example 4.
The soft base carpet tiles obtained in examples 2 to 4 of the present invention and comparative examples 1 to 3 and the general carpet were subjected to the following performance tests, and the test results are shown in table 1:
TABLE 1
As can be seen from the above table, the soft bottom square carpet has better flame retardant and heat insulation effects after the nano calcium carbonate is added; the polypropylene and the polyethylene are used as raw materials, and the prepared carpet has better hygroscopicity and does not generate harmful substances. In conclusion, the soft bottom square carpet is a product which is environment-friendly, recyclable, good in elasticity, good in foot feeling experience, simple in production process and low in cost.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A soft-backed carpet tile characterized by: the carpet surface (1), the composite layer (2), the non-woven fabric layer (3) and the bottom layer (4) are sequentially stacked from top to bottom; the composite layer (2) comprises a glass fiber cloth layer and a TPO glue layer; the bottom layer (4) is a TPO glue layer;
the TPO glue layer is prepared from the following raw materials in parts by weight: 30-50 parts of epoxy resin, 90-110 parts of solvent, 10-30 parts of nano calcium carbonate, 5-20 parts of curing agent, 5-15 parts of inorganic dye, 0.5-1 part of anti-aging agent, 0.2-0.8 part of cross-linking agent, 10-50 parts of polypropylene, 10-50 parts of polyethylene, 0.2-0.5 part of thickening agent and 2-4 parts of foaming agent.
2. The soft bottom carpet tile of claim 1, wherein: the TPO glue layer is prepared from the following raw materials in parts by weight: 35-45 parts of epoxy resin, 95-100 parts of solvent, 15-20 parts of nano calcium carbonate, 10-15 parts of curing agent, 8-12 parts of inorganic dye, 0.6-0.8 part of anti-aging agent, 0.4-0.6 part of cross-linking agent, 20-40 parts of polypropylene, 20-40 parts of polyethylene, 0.3-0.4 part of thickening agent and 2.5-3 parts of foaming agent.
3. The environment-friendly carpet tile as claimed in claim 1 or 2, wherein: the solvent is at least one of vinyl acetate, sodium polyacrylate and butyl acetate.
4. The environment-friendly carpet tile as claimed in claim 1 or 2, wherein: the foaming agent is ADC-135 foaming agent.
5. The environment-friendly carpet tile as claimed in claim 1 or 2, wherein: the cross-linking agent is AH-300 cross-linking agent.
6. A soft bottom carpet tile according to any of claims 1 to 2 wherein: the preparation method comprises the following specific steps:
s1: weighing raw materials for preparing a TPO adhesive layer according to the weight part, adding epoxy resin, nano calcium carbonate, polypropylene, polyethylene and inorganic dye into a solvent, and stirring at the rotating speed of 1500-2000 r/min for 20-30 min;
s2: then adding a curing agent, an anti-aging agent, a crosslinking agent and a foaming agent, and stirring at the rotating speed of 2000-3000 r/min for 10-20 min;
s3: coating the foamed TPO glue layer on the back surface of the carpet surface (1), and then heating and curing at the temperature of 120-130 ℃ for 15-30 min;
s4: carrying out hot melting, ironing and shaping on the glass fiber cloth layer and the TPO adhesive layer at the temperature of 300-350 ℃;
s5: coating a foamed TPO glue layer on the surface of the lustred and shaped glass fiber cloth layer,
heating and curing at 120-130 ℃ for 15-30 min;
s6: the non-woven fabric layer (3) and the TPO adhesive layer are subjected to hot melting, ironing and shaping at the temperature of 150-170 ℃;
s7: and coating the foamed TPO glue layer on the surface of the lustred and shaped non-woven fabric layer (3) as a bottom layer (4), and rolling at the temperature of 160-180 ℃ to obtain the carpet block.
7. The soft bottom carpet tile of claim 1, wherein: the carpet face (1) is tufted by a tufting machine.
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| CN202010562384.1A CN111635712A (en) | 2020-06-18 | 2020-06-18 | Soft-bottom square carpet and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113183569A (en) * | 2021-04-13 | 2021-07-30 | 诺奥(福建)环保家居用品有限公司 | Double-layer PVC composite square carpet and production process thereof |
| CN113854801A (en) * | 2021-07-02 | 2021-12-31 | 宿迁市神龙家纺有限公司 | A kind of preparation method of waterproof and non-slip bathroom carpet |
| CN113954444A (en) * | 2021-09-02 | 2022-01-21 | 无锡迅时新材料有限公司 | Wear-resistant environment-friendly soft-bottom carpet and preparation method thereof |
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| CN113183569A (en) * | 2021-04-13 | 2021-07-30 | 诺奥(福建)环保家居用品有限公司 | Double-layer PVC composite square carpet and production process thereof |
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| CN113854801B (en) * | 2021-07-02 | 2024-04-05 | 宿迁市神龙家纺有限公司 | Preparation method of waterproof and anti-skid bathroom carpet |
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| CN114103342A (en) * | 2021-09-02 | 2022-03-01 | 无锡迅时新材料有限公司 | Preparation method of TPO bottom modular carpet |
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